4 files changed, 40 insertions, 9 deletions

diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c
index 60632720ef..627c08e5b9 100644
--- a/hw/ppc/pnv.c
+++ b/hw/ppc/pnv.c
@@ -778,6 +778,7 @@ static void pnv_chip_power8_intc_create(PnvChip *chip, PowerPCCPU *cpu,
     pnv_cpu->intc = obj;
 }
 
+
 static void pnv_chip_power8_intc_reset(PnvChip *chip, PowerPCCPU *cpu)
 {
     PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
@@ -785,6 +786,14 @@ static void pnv_chip_power8_intc_reset(PnvChip *chip, PowerPCCPU *cpu)
     icp_reset(ICP(pnv_cpu->intc));
 }
 
+static void pnv_chip_power8_intc_destroy(PnvChip *chip, PowerPCCPU *cpu)
+{
+    PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
+
+    icp_destroy(ICP(pnv_cpu->intc));
+    pnv_cpu->intc = NULL;
+}
+
 /*
  *    0:48  Reserved - Read as zeroes
  *   49:52  Node ID
@@ -829,6 +838,14 @@ static void pnv_chip_power9_intc_reset(PnvChip *chip, PowerPCCPU *cpu)
     xive_tctx_reset(XIVE_TCTX(pnv_cpu->intc));
 }
 
+static void pnv_chip_power9_intc_destroy(PnvChip *chip, PowerPCCPU *cpu)
+{
+    PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
+
+    xive_tctx_destroy(XIVE_TCTX(pnv_cpu->intc));
+    pnv_cpu->intc = NULL;
+}
+
 /*
  * Allowed core identifiers on a POWER8 Processor Chip :
  *
@@ -999,6 +1016,7 @@ static void pnv_chip_power8e_class_init(ObjectClass *klass, void *data)
     k->core_pir = pnv_chip_core_pir_p8;
     k->intc_create = pnv_chip_power8_intc_create;
     k->intc_reset = pnv_chip_power8_intc_reset;
+    k->intc_destroy = pnv_chip_power8_intc_destroy;
     k->isa_create = pnv_chip_power8_isa_create;
     k->dt_populate = pnv_chip_power8_dt_populate;
     k->pic_print_info = pnv_chip_power8_pic_print_info;
@@ -1019,6 +1037,7 @@ static void pnv_chip_power8_class_init(ObjectClass *klass, void *data)
     k->core_pir = pnv_chip_core_pir_p8;
     k->intc_create = pnv_chip_power8_intc_create;
     k->intc_reset = pnv_chip_power8_intc_reset;
+    k->intc_destroy = pnv_chip_power8_intc_destroy;
     k->isa_create = pnv_chip_power8_isa_create;
     k->dt_populate = pnv_chip_power8_dt_populate;
     k->pic_print_info = pnv_chip_power8_pic_print_info;
@@ -1039,6 +1058,7 @@ static void pnv_chip_power8nvl_class_init(ObjectClass *klass, void *data)
     k->core_pir = pnv_chip_core_pir_p8;
     k->intc_create = pnv_chip_power8_intc_create;
     k->intc_reset = pnv_chip_power8_intc_reset;
+    k->intc_destroy = pnv_chip_power8_intc_destroy;
     k->isa_create = pnv_chip_power8nvl_isa_create;
     k->dt_populate = pnv_chip_power8_dt_populate;
     k->pic_print_info = pnv_chip_power8_pic_print_info;
@@ -1209,6 +1229,7 @@ static void pnv_chip_power9_class_init(ObjectClass *klass, void *data)
     k->core_pir = pnv_chip_core_pir_p9;
     k->intc_create = pnv_chip_power9_intc_create;
     k->intc_reset = pnv_chip_power9_intc_reset;
+    k->intc_destroy = pnv_chip_power9_intc_destroy;
     k->isa_create = pnv_chip_power9_isa_create;
     k->dt_populate = pnv_chip_power9_dt_populate;
     k->pic_print_info = pnv_chip_power9_pic_print_info;
diff --git a/hw/ppc/pnv_core.c b/hw/ppc/pnv_core.c
index e81cd3a3e0..61b3d3ce22 100644
--- a/hw/ppc/pnv_core.c
+++ b/hw/ppc/pnv_core.c
@@ -269,11 +269,12 @@ err:
     error_propagate(errp, local_err);
 }
 
-static void pnv_core_cpu_unrealize(PowerPCCPU *cpu)
+static void pnv_core_cpu_unrealize(PowerPCCPU *cpu, PnvChip *chip)
 {
     PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
+    PnvChipClass *pcc = PNV_CHIP_GET_CLASS(chip);
 
-    object_unparent(OBJECT(pnv_cpu_state(cpu)->intc));
+    pcc->intc_destroy(chip, cpu);
     cpu_remove_sync(CPU(cpu));
     cpu->machine_data = NULL;
     g_free(pnv_cpu);
@@ -289,7 +290,7 @@ static void pnv_core_unrealize(DeviceState *dev, Error **errp)
     qemu_unregister_reset(pnv_core_reset, pc);
 
     for (i = 0; i < cc->nr_threads; i++) {
-        pnv_core_cpu_unrealize(pc->threads[i]);
+        pnv_core_cpu_unrealize(pc->threads[i], pc->chip);
     }
     g_free(pc->threads);
 }
diff --git a/hw/ppc/spapr_cpu_core.c b/hw/ppc/spapr_cpu_core.c
index ef7b27a66d..8339c4c0f8 100644
--- a/hw/ppc/spapr_cpu_core.c
+++ b/hw/ppc/spapr_cpu_core.c
@@ -195,12 +195,7 @@ static void spapr_unrealize_vcpu(PowerPCCPU *cpu, SpaprCpuCore *sc)
     if (!sc->pre_3_0_migration) {
         vmstate_unregister(NULL, &vmstate_spapr_cpu_state, cpu->machine_data);
     }
-    if (spapr_cpu_state(cpu)->icp) {
-        object_unparent(OBJECT(spapr_cpu_state(cpu)->icp));
-    }
-    if (spapr_cpu_state(cpu)->tctx) {
-        object_unparent(OBJECT(spapr_cpu_state(cpu)->tctx));
-    }
+    spapr_irq_cpu_intc_destroy(SPAPR_MACHINE(qdev_get_machine()), cpu);
     cpu_remove_sync(CPU(cpu));
     object_unparent(OBJECT(cpu));
 }
diff --git a/hw/ppc/spapr_irq.c b/hw/ppc/spapr_irq.c
index b941608b69..168044be85 100644
--- a/hw/ppc/spapr_irq.c
+++ b/hw/ppc/spapr_irq.c
@@ -234,6 +234,20 @@ void spapr_irq_cpu_intc_reset(SpaprMachineState *spapr, PowerPCCPU *cpu)
     }
 }
 
+void spapr_irq_cpu_intc_destroy(SpaprMachineState *spapr, PowerPCCPU *cpu)
+{
+    SpaprInterruptController *intcs[] = ALL_INTCS(spapr);
+    int i;
+
+    for (i = 0; i < ARRAY_SIZE(intcs); i++) {
+        SpaprInterruptController *intc = intcs[i];
+        if (intc) {
+            SpaprInterruptControllerClass *sicc = SPAPR_INTC_GET_CLASS(intc);
+            sicc->cpu_intc_destroy(intc, cpu);
+        }
+    }
+}
+
 static void spapr_set_irq(void *opaque, int irq, int level)
 {
     SpaprMachineState *spapr = SPAPR_MACHINE(opaque);